package/kernel/cryptodev-linux/patches/0001-zero-copy-fix-build-for-linux-6.4.patch

   1 From 592017c3a910a3905b1925aee88c4674e9a596b7 Mon Sep 17 00:00:00 2001
   2 From: Gaurav Jain <gaurav.jain@nxp.com>
   3 Date: Tue, 30 May 2023 17:09:42 +0530
   4 Subject: [PATCH] zero copy: Fix build for Linux 6.4
   5
   6 get_user_pages_remote api prototype is changed in kernel.
   7 struct vm_area_struct **vmas argument is removed.
   8 Migrate to the new API.
   9
  10 Signed-off-by: Gaurav Jain <gaurav.jain@nxp.com>
  11 ---
  12  zc.c | 6 +++++-
  13  1 file changed, 5 insertions(+), 1 deletion(-)
  14
  15 diff --git a/zc.c b/zc.c
  16 index fdf7da17..6637945a 100644
  17 --- a/zc.c
  18 +++ b/zc.c
  19 @@ -80,10 +80,14 @@ int __get_userbuf(uint8_t __user *addr, uint32_t len, int write,
  20         ret = get_user_pages_remote(task, mm,
  21                         (unsigned long)addr, pgcount, write ? FOLL_WRITE : 0,
  22                         pg, NULL, NULL);
  23 -#else
  24 +#elif (LINUX_VERSION_CODE < KERNEL_VERSION(6, 4, 0))
  25         ret = get_user_pages_remote(mm,
  26                         (unsigned long)addr, pgcount, write ? FOLL_WRITE : 0,
  27                         pg, NULL, NULL);
  28 +#else
  29 +       ret = get_user_pages_remote(mm,
  30 +                       (unsigned long)addr, pgcount, write ? FOLL_WRITE : 0,
  31 +                       pg, NULL);
  32  #endif
  33  #if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0))
  34         up_read(&mm->mmap_sem);